Heat-Set Insert Insert Type Heat-Set Insert System of Measurement Metric Insert Diameter 4.4 mm Overall Length 3 mm Thread Size M2.5-0.45 Thread Direction Right Hand Thread Type Metric Material Brass Shank Type Tapered Tapered End Diameter 3.8862 mm Flange Style Flush Number of Vanes 1 Compatible Material Thermoplastic Drill Bit Size 0.153 in Minimum Material Thickness 2 23/64 mm Maximum Hole Diameter 4.0386 mm Features Pull-Out Resistance Finish Plain